Physical Chemical

Which option best describes the difference between a physical and chemical property?

• There is no difference between a physical and chemical properties?

• Physical properties are usually room temperature but chemical properties are very hot

• Observing a chemical property results in the creation of a new substance while observing a physical change does not change the substance

• The difference between physical and chemical properties are the states of matter

The melting point of a substance is the temperature at which the substance changes from a solid to

• Gas

• Liquid

• Solid

• Plasma

Tags

NGSS.MS-PS1-4

Flammability is the ability of a substance to _________

• Burn

• Transfer heat

• Transfer electricity

• Cook

If you describe a substance as being corrosive, you have given a __________ property of that substance

• Chemical

• Large

• Physical

• Thermal

Electrical conductivity is an example of what kind of property?

• Chemical

• Large

• Physical

• Boiling

Choose the 3 that are physical properties of aluminum foil

• Malleable

• Luster

• Oxidation

• High melting point

What effect does observing the physical properties of a substance have on the substance?

• Measuring physical properties changes the chemical identity of the substance

• Observing physical properties has no effect on the substance

• It makes to substance develop a deep seeded distrust of humans

• The substance will undergo an exothermic reaction

Which of the following statements is accurate?

• After observing a chemical property, the substance remains the same as before

• All metals have the same physical properties

• When you see water turn into steam, you have observed a chemical property

• A physical property can change without causing a change in the chemical identity of the substance

What is the outcome of observing a chemical property?

• Nothing

• A new substance is formed with different properties

• NaCl

• A rise in thermal conductivity

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

If you had two different substances that looked exactly the same, which properties would you use to tell them apart?

• Sound

• Size

• Color

• Density